Introduced by BASF in 1940s based on the Raschig Rings

Diameter-to-height ratio is 1:1, the diameter is same with height, but with two rows of windows on the ring wall

Compared with Raschig Ring, Pall ring has larger production capacity, lower pressure drop, larger operation flexibility and higher efficiency

Available in sizes of 16, 25, 38, 50, 76Available in materials of SS, CS, Cu, Al, Monel, PP, RPP, PVC, CPVC, Ceramic or other request